Why is my 2012 manual 1.4 car recently experiencing poor performance and high fuel consumption?

Is the fuel consumption of the GA8 high?

Why is my 2012 manual 1.4 car recently experiencing poor performance and high fuel consumption?

The 2011 1.4 engine started backfiring during acceleration after using poor quality fuel.

I recently filled up with 48 liters of fuel and only managed to drive a bit over 310 kilometers, all within the city. Why is the fuel consumption so high, even when using eco mode?

Is the fuel consumption high for the X70?

Why is the fuel consumption of my 1.6T so high?

How is the fuel consumption of the 1.4 Xinrui? Is it more fuel-consuming compared to the 1.6?

Is the fuel consumption of this car high?

Is the fuel consumption of Jietu high?

My 2013 manual Honda City has a fuel consumption of around 6.7. Is that a bit high? How's your fuel consumption?